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Checklist for Infraclass Helminthomorpha Pocock, 1887
and region Delaware County (Pennsylvania, USA)


Class
 		Diplopoda
De Blainville in Gervais, 1844
Diplopods, Millepedes, Millipede, Millipedes		6
8
8		Families
Genera
Species		 
Taxom
 

Subclass
 		Chilognatha
Latreille, 1802
6
8
8		Families
Genera
Species		 
Taxom
 

Infraclass
 		Helminthomorpha
Pocock, 1887
6
8
8		Families
Genera
Species		 
Taxom
 


List of families for Delaware County (Pennsylvania)
6 Families width 8 Species
Blaniulidae C. L. Koch, 1847Blaniulid Millipedes1SpeciesTaxom
Paradoxosomatidae (Daday, 1889)2SpeciesTaxom
Julidae Leach, 1814Juliform Millipedes2SpeciesTaxom
Xystodesmidae Cook, 1895Xystodesmid Millipedes1SpeciesTaxom
Polydesmidae Leach, 1815Flat Millipedes1SpeciesTaxom
Trigoniulidae Attems, 19091SpeciesTaxom


Genera for Delaware County (Pennsylvania)
8 Genera with 8 Species
Blaniulus Gervais, 17981SpeciesTaxom
Cladethosoma Chamberlin, 19281SpeciesTaxom
Cylindroiulus Verhoeff, 18641SpeciesTaxom
Ophyiulus Berlese, 18431SpeciesTaxom
Oxidus Cook, 18471SpeciesTaxom
Pleuroloma Rafinesque, 18201SpeciesTaxom
Pseudopolydesmus Attems, 18211SpeciesTaxom
Trigoniulus Pocock, 19451SpeciesTaxom


Species list for Delaware County (Pennsylvania)
8 Species
Blaniulus guttulatus Fabricius, 1798Millipede
Cladethosoma (Cladethosoma) lucidum Verhoeff, 1928
Cylindroiulus caeruleocinctus Wood, 1864Grand Coulee mountainsnail
Ophyiulus pilosus Newport, 1843Walnut Canyon talussnail
Oxidus gracilis (C. L. Koch, 1847)⇒ Oxidus gigas Attems, 1953
Pleuroloma flavipes Rafinesque, 1820Barren milkvetch
Pseudopolydesmus serratus Say, 1821Common Pink Flat-Back Millipede
Trigoniulus amnestus Chamberlin, 1945

Subnodes of Helminthomorpha with occurrences in Delaware County (Pennsylvania)
SuperorderAnocheta
Cook, 1895
1
1
1		Family
Genus
Species
Taxom

SuperorderJuliformia
Attems, 1926
2
3
3		Families
Genera
Species
Taxom

SuperorderMerocheta
Cook, 1895
3
4
4		Families
Genera
Species
Taxom



Links, sources and further information
Helminthomorpha at artfakta.se
Helminthomorpha at itis.gov
Helminthomorpha at marinespecies.org